air-to-ground laser ranging
... ground-to-air laser ranging 地对空激光测距 subcarrier FM-CW laser ranging 连续波副载波调频激光测距 air-to-ground laser ranging 空对地激光测距 ...
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短语
空对地激光测距仪
air-to-ground laser rangefinder
空对地激光测距离
air-to-ground laser rangefinder
地对空激光测距
ground-to-air laser ranging